From 7abfec9dc25fe9ae6b481a4036465db4e018a891 Mon Sep 17 00:00:00 2001
From: Eric Wasylishen <ewasylishen@gmail.com>
Date: Sun, 1 Oct 2023 18:47:33 -0600
Subject: [PATCH] lightpreview: enable highdpi support, set larger default
 window size

---
 lightpreview/main.cpp       | 8 ++++++++
 lightpreview/mainwindow.cpp | 4 ++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/lightpreview/main.cpp b/lightpreview/main.cpp
index ab9d672f..feb6d870 100644
--- a/lightpreview/main.cpp
+++ b/lightpreview/main.cpp
@@ -22,6 +22,8 @@ See file, 'COPYING', for details.
 #include <QSurfaceFormat>
 #include <QSettings>
 #include <QCoreApplication>
+#include <QGuiApplication>
+#include <QtGlobal>
 
 int main(int argc, char *argv[])
 {
@@ -30,6 +32,12 @@ int main(int argc, char *argv[])
     QCoreApplication::setOrganizationName("ericw-tools");
     QCoreApplication::setApplicationName("lightpreview");
 
+    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+    // allow non-integer monitor scaling
+    QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
+#endif
+
     QApplication a(argc, argv);
     a.setStyle("fusion");
     a.setPalette(QPalette(QColor(64, 64, 64)));
diff --git a/lightpreview/mainwindow.cpp b/lightpreview/mainwindow.cpp
index 6a06858f..d86d6f5c 100644
--- a/lightpreview/mainwindow.cpp
+++ b/lightpreview/mainwindow.cpp
@@ -124,8 +124,6 @@ MainWindow::MainWindow(QWidget *parent)
     // create the menu first as it is used by other things (dock widgets)
     setupMenu();
 
-    resize(640, 480);
-
     // gl view
     glView = new GLView(this);
     setCentralWidget(glView);
@@ -136,6 +134,8 @@ MainWindow::MainWindow(QWidget *parent)
     createOutputLog();
 
     createStatusBar();
+
+    resize(1024, 768);
 }
 
 void MainWindow::createPropertiesSidebar()